Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.97
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -6.50 -0.375 2.43
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 1.12
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.38 1.117 0.42
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.11
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 22.26

* Based on an €80/tonne carbon price